opencl: Don't try to use BFI_INT patching with APP-SDK newer than 1084 (Catalyst 13.1), since it doesn't work
opencl: ADL: ADL_Adapter_ID_Get fails with newer drivers, so tolerate its failure best we can
Merge branch 'catalyst_13.4' into bfgminer
Bugfix: Detect whether the linker accepts -zorigin before attempting to use it

Windows at least does not support -zorigin, and BSD at least used to require it for $ORIGIN
Merge commit 'eb6cb2e' into bfgminer